How to fix
"(java:2606): Gdk-WARNING **: XSetErrorHandler() called with a GDK error trap pushed Don't do that"
I'm using Jasper Report 6.12.x
JasperViewer.viewReport(jasperPrint, false);
JasperViewer
extendsJFrame
and that cause of warning above.
How to fix it or should I ignore it?